Question | Answer |
What is a pure substance? | A pure substance is matter that always has the same composition throughout. |
What is an element? | An element is a pure substance that can't be broken down into into simpler substances and contain 1 type of atom. |
What is an atom? | An atom is the smallest part of an element. |
What is a compound? | A compound is a pure substance that is made of 2 or more elements in a fixed proportion, can be broken ddoun into simpler substances, and it's compound proplertys differ from the elements they are made up of. |
What is a heterogeneous mixture? | A heterogeneous mixture is a mixture whare parts are noticably different from eachother. |
What is a Homogeneous mixture? | A homogeneous mixture is a mixture whare parts are evenly distributed and it is difficult to distinguish substances from one another. |
What is a solution? | A solution is a homogeneous mixture that does not seporate into layers, cannot be filterd, has very small particals, and light can pass through without being scatterd in all directions. |
What is a suspention? | A suspention is a heterogeneous mixture that can seporate into layers, can be trapped by a filter, can scatter light in all directions, and has large particals. |
What are collid mixtures? | Collid mixtures contain intermediate particals, do not seporate into layers, are not seporated by a filter, and scatters light. |